#include <stdio.h>

int main0()
{
    char a = 1;
    while(a > 0)
    {
        printf("a = %d\n", a);
        a++;
    }
    return 0;
}

int main()
{
    int a = 0;
    while(1)
    {
        scanf("%d", &a);
        if (a == 10)
        {
            continue;//循环遇到continue就直接返回到开始重新判断循环条件去了
        }
        if (a == 100)
            break;//循环遇到break就直接终止循环
        printf("a = %d\n", a);
    }
    printf("end\n");
    return 0;
}
